Remove Future Plan From README.md

README.md

@@ -55,11 +55,6 @@ This is almost always due to not using https (SSL). Websocket over plain http is
 
 More info at [subsection 4.2.1 of the WebSockets RFC 6455](http://tools.ietf.org/html/rfc6455#section-4.2.1).
 
-##### Future plan
-
-* Improve chat history feature, currently only storing latest 20 messages
-* Improve file transfer support, currently file larger than 10MB may fail to transfer due to timeout, and client side may freeze once receive large file.
-
 
 ##### Demo
 
@@ -135,12 +130,6 @@ failed: Error during WebSocket handshake: Unexpected response code: 400
 更多资料可以参照WebSockets RFC 6455协议中的4.2.1章，[传送门](http://tools.ietf.org/html/rfc6455#section-4.2.1)。
 
 
-##### 下一步
-
-* 改进聊天记录功能，目前只能存储最近的20条。
-* 改进文件传输功能，目前对于稍大文件（大于10MB）的支持不好。
-
-
 ##### 示例
 
 聊天盒一般默认最小化于网页左下角